dumper

truck whose contents can be emptied without handling; the front end of the platform can be pneumatically raised so that the load is discharged by gravity

इतना है कि समझ में नहीं आ रहा कि कहाँ से शुरु किया जाय? "एक और को मज़ाक सूझी," डंपर होता है न.

However, it will be necessary to create capacities for jumbo drills, suspension gears, continuous miners, load haul dumpers, etc.